Home / 19,763.96-29,630.52-9,898.16

Finding the Fourth Proportional to 19,763.96, 29,630.52 and 9,898.16

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Solution

The fourth proportional to 19,763.96, 29,630.52 and 9,898.16 is: 14,839.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,763.96 : 29,630.52 = 9,898.16 : x
  2. Step 2: Convert to fraction form
    19,763.96/29,630.52 = 9,898.16/x
  3. Step 3: Cross multiply
    19,763.96x = 29,630.52 × 9,898.16
  4. Step 4: Simplify right side
    19,763.96x = 293,287,627.84
  5. Step 5: Solve for x
    x = 293,287,627.84/19,763.96
  6. Step 6: Final answer
    x = 14,839.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.